package com.cya.lotterysystem.dao.mapper;

import com.cya.lotterysystem.dao.dataobject.ActivityDO;
import com.cya.lotterysystem.service.dto.ActivityUserDO;
import org.apache.ibatis.annotations.*;

import java.util.List;

/**
 * @author ：陈奕安（3048279304@qq.com）
 * @date ：Created in 2025/11/3 20:09
 * @description：
 * @modified By：
 * @version:
 */
@Mapper
public interface ActivityUserMapper {

    @Insert("<script>" +
            " insert" +
            "  into activity_user " +
            " (activity_id,user_id,user_name,status)" +
            " values <foreach collection='items' item='item' index='index' separator=',' >" +
            " (#{item.activityId},#{item.userId},#{item.userName},#{item.status})" +
            " </foreach>" +
            "</script>")
    @Options(useGeneratedKeys = true,keyProperty = "id",keyColumn = "id")
    int batchInsert(@Param("items") List<ActivityUserDO> activityUserDOList);

    @Select("select * from activity_user where activity_id=#{activityId}")
    List<ActivityUserDO> selectByActivityId(@Param("activityId") Long activityId);


    @Select("<script>" +
            " select * from activity_user" +
            " where activity_id=#{activityId}" +
            " and user_id in" +
            " <foreach collection='userIds' item='userId' open='(' separator=',' close=')'>" +
            " #{userId}" +
            " </foreach>" +
            " </script>")
    List<ActivityUserDO> batchSelectByAUIds(@Param("activityId")Long activityId,@Param("userIds") List<Long> userIds);

    @Update("<script>" +
            " update activity_user set status=#{status}" +
            " where activity_id=#{activityId}" +
            " and user_id in" +
            " <foreach collection='userIds' item='userId' open='(' separator=',' close=')'>" +
            " #{userId}" +
            " </foreach>" +
            " </script>")
    void batchUpdateStatus(@Param("activityId")Long activityId,@Param("userIds") List<Long> userIds, @Param("status") String status);
}